Liquid dispenser



FIG. 1 is a perspective view of a liquid dispenser, showing our new design;

FIG. 2 is a top, bottom, and sides of the liquid dispenser of FIG. 1;

FIG. 3 is a front view of the liquid dispenser of FIG. 1; and,

FIG. 4 is a rear view of the liquid dispenser.

The broken lines in the figures illustrate the portions of the design that form no part of the claimed design. 

CLAIM The ornamental design for a liquid dispenser, substantially as shown and described. 